body {
    background: #ddd;
    text-align: center
}

.list {
    display: inline-block;
    margin-top: 20px;
    padding: 40px;
    border-radius: 8px;
    background: #fff;
    color: #333;
    text-align: left;
    font-size: 13px
}

.list-ul {
    list-style: none;
    margin: 0;
    padding: 0
}

.list-option {
    padding: 6px 0;
}

.list-input {
    width: 300px;
    border: 1px solid #ccc;
    padding: 4px;
    font-size: 14px;
    color: #333
}

.list-input:hover {
    background: #effaff
}

.list-btn span {
    color: #0065A0;
    ;
    cursor: pointer
}

.list-btn span:hover {
    text-decoration: underline
}

.list-btn b {
    text-align: center;
    background-color: #D6EDFF;
    border-radius: 6px;
    width: 20px;
    height: 20px;
    display: inline-block;
    margin: 0 2px;
    cursor: pointer;
    color: #238FCE;
    border: 1px solid #B3DBF8;
    float: left
}

.list-bottom {
    margin-top: 5px
}

.list-add-show {
    color: #f60;
    cursor: pointer
}

.list-add-show:before {
    position: relative;
    top: 1px;
    margin-right: 5px;
    content: "+";
    font-weight: 700;
    font-size: 16px;
    font-family: arial
}

.list-add-show span:hover {
    text-decoration: underline
}

.list-add-area {
    margin-top: 5px
}

.list-add-add {
    cursor: pointer;
    margin-left: 5px
}

.list-add-cancel {
    cursor: pointer;
    margin-left: 4px
}

.list-add-input {
    width: 180px;
    border: 1px solid #ccc;
    padding: 4px;
    font-size: 14px;
    color: #333
}

.list-add-input:hover {
    background: #effaff
}

.hide {
    display: none
}